Question

find area of white portion radius = 8 ​

Answer 1

Hi frend your answer is in this picture

Answer 2

Answer:

$radius \: of \: white \: portion \: = 8cm \\ area \: = \pi {r}^{2} \\ = 3.14 \times {8}^{2} \\ = 3.14 \times 8 \times 8 \\ = 3.14 \times 64 \\ = {200.96cm}^{2}$